Finding the Fourth Proportional to 148,200.88, 204,498.15 and 84,534.88

Step by Step Solution

1. Step 1: Write the proportion equation
   148,200.88 : 204,498.15 = 84,534.88 : x
2. Step 2: Convert to fraction form
   148,200.88/204,498.15 = 84,534.88/x
3. Step 3: Cross multiply
   148,200.88x = 204,498.15 × 84,534.88
4. Step 4: Simplify right side
   148,200.88x = 17,287,226,570.47
5. Step 5: Solve for x
   x = 17,287,226,570.47/148,200.88
6. Step 6: Final answer
   x = 116,647.26